Cheap flights from Long Island Mac Arthur (ISP) to London (LON)

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How to find the cheapest flight from
Long Island Mac Arthur (ISP) to London (LON)

All the information you need to plan the best ISP to LON flight in 2021: compare Long Island Mac Arthur to London flight prices with the expected peak season, weather and rainfall in London.
How far in advance should I book a flight from Long Island Mac Arthur to London?

To save on the cost of your flight from Long Island Mac Arthur to London, book at least 61 days before your planned departure. Booking around this time can save you about 44% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $910 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,146.

What is the cheapest month to fly from Long Island Mac Arthur to London?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, October can be a great choice for travel to London. Flights to London from Long Island Mac Arthur in October are about $714 on average during October, but can be found for as low as $445.

Cheap flights from Long Island Mac Arthur to London in May, June 2021

The best prices found for ISP to LON flights for May, June
23 Jun - 20 Oct
$816pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
American Airlines
 
1 STOP
ISP
Islip Long Island
2 Jun - 27 Jul
$916pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
American Airlines
 
1 STOP
ISP
Islip Long Island
30 May - 22 Jun
$917pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
American Airlines
 
1 STOP
ISP
Islip Long Island

Long Island Mac Arthur to London 2021 flight deals

Cheap flights to London from Long Island Mac Arthur found for this year
12 Nov - 14 Nov
$728pp
ISP
Islip Long Island
American Airlines
   
2 STOPS
LGW
London Gatwick
LGW
London Gatwick
American Airlines
   
2 STOPS
ISP
Islip Long Island
26 Dec - 11 Jan
$803pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
American Airlines
 
1 STOP
ISP
Islip Long Island
23 Jun - 20 Oct
$816pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
American Airlines
 
1 STOP
ISP
Islip Long Island

Last minute flights from Long Island Mac Arthur to London

Late deals on round-trip flights to London from Long Island Mac Arthur, departing today and this week
19 May - 6 Jun
$1,126pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
American Airlines
 
1 STOP
ISP
Islip Long Island

One-way flights to London from Long Island Mac Arthur

The cheapest one-way flights from Long Island Mac Arthur to London
2:50 pm - 6:20 am
American Airlines
1 Stop
10h 30m
ISP - LHR
American Airlines
2:50 pm - 3:45 am
American Airlines
1 Stop
31h 55m
ISP - LHR
American Airlines
7:04 am - 2:50 am
American Airlines
1 Stop
14h 46m
ISP - LHR
American Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Long Island Mac Arthur</span> to <span class="emphasized">London</span> flights.

Flight FAQs

From Long Island Mac Arthur to London

Are flight prices decreasing from Islip to London due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Islip and London for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What airport do you fly from for flights from Islip to London?

For a flight from Islip to London, you will be flying from Long Island. Islip Long Island (ISP) is just 7.2 mi from the center of the city. Long Island is the only Islip airport and it handles 0 outbound flights to London per day. 0 airlines have flights to London from Islip Long Island on a regular basis.

Can I find flights from Long Island Mac Arthur to London for under $900 on Cheapflights?

Yes, there are multiple flights from Long Island Mac Arthur to London for under $900. The cheapest flight booked recently is on American Airlines for just $816, but on average you can expect to pay $1,308.

Are there nonstop flights from Long Island Mac Arthur to London for under $800 on Cheapflights?

There are no nonstop flights from Long Island Mac Arthur to London, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Long Island Mac Arthur to London for under $1,200?

There are currently 1+ open flights from Long Island Mac Arthur to London within the next 7 days for less than $1,200.

What days are nonstop flights available from Islip to London?

Days when nonstop flights are available for this flight are: Sunday, Tuesday, Wednesday.

Is Islip weather warmer or cooler than London?

With an average temperature of 84 °F, peak weather can be found in July. As a traveler, expect to see changes in flight prices during that period. The temperatures in London are colder than in Islip.

How long is the flight from Long Island Mac Arthur to London?

For as low as $2,853, American Airlines can have you in London from Long Island Mac Arthur in 10h.

What is the cheapest airline to fly from Long Island Mac Arthur to London round-trip?

Flying on American Airlines is currently your cheapest option to London, with prices starting at $816.

What are the cheapest airlines to fly from Long Island Mac Arthur to London one-way?

For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $534.

Alternative routes for Long Island Mac Arthur to London

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for London

Things to know before you go - useful duration and weather info for your trip from Long Island Mac Arthur to London.
Today's exchange rate
$1 = £0.72
Average temperature for May in London
64.4 °F
Avg rainfall for May in London
2.0 ″

Airports servicing Islip

Airports servicing London

Gatwick (LGW)
City (LCY)
Stansted (STN)
Luton (LTN)
Southend (SEN)
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